15206080

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 112

約数和(自身を含む): 39684960

約数和(自身を除く): 24478880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 61, 64, 76, 80, 82, 95, 122, 152, 160, 164, 190, 205, 244, 304, 305, 320, 328, 380, 410, 488, 608, 610, 656, 760, 779, 820, 976, 1159, 1216, 1220, 1312, 1520, 1558, 1640, 1952, 2318, 2440, 2501, 2624, 3040, 3116, 3280, 3895, 3904, 4636, 4880, 5002, 5795, 6080, 6232, 6560, 7790, 9272, 9760, 10004, 11590, 12464, 12505, 13120, 15580, 18544, 19520, 20008, 23180, 24928, 25010, 31160, 37088, 40016, 46360, 47519, 49856, 50020, 62320, 74176, 80032, 92720, 95038, 100040, 124640, 160064, 185440, 190076, 200080, 237595, 249280, 370880, 380152, 400160, 475190, 760304, 800320, 950380, 1520608, 1900760, 3041216, 3801520, 7603040, 15206080]

約数ペア:

[(1, 15206080), (2, 7603040), (4, 3801520), (5, 3041216), (8, 1900760), (10, 1520608), (16, 950380), (19, 800320), (20, 760304), (32, 475190), (38, 400160), (40, 380152), (41, 370880), (61, 249280), (64, 237595), (76, 200080), (80, 190076), (82, 185440), (95, 160064), (122, 124640), (152, 100040), (160, 95038), (164, 92720), (190, 80032), (205, 74176), (244, 62320), (304, 50020), (305, 49856), (320, 47519), (328, 46360), (380, 40016), (410, 37088), (488, 31160), (608, 25010), (610, 24928), (656, 23180), (760, 20008), (779, 19520), (820, 18544), (976, 15580), (1159, 13120), (1216, 12505), (1220, 12464), (1312, 11590), (1520, 10004), (1558, 9760), (1640, 9272), (1952, 7790), (2318, 6560), (2440, 6232), (2501, 6080), (2624, 5795), (3040, 5002), (3116, 4880), (3280, 4636), (3895, 3904)]